This decorative wall clock is a reproduction of George Nelson's design from 1958. Its unique construction is made of a high quality poly-plastic, with the petals joined together by small pins. Small black orbs mark each hour. Silver metal hands. Operates by a highly accurate quartz movement and one "AA" battery, not included. Guaranteed by a one year manufacturer's warranty. Diameter: 29.25 Inches. Depth: 2.75 Inches. Weight: 3.75 Pounds. *Note - Blue background is for viewing purposes only, this is a white clock and the background color will be color of wall it hangs on.